Wednesday, July 28, 2010

causes of pollution


Let us know the main causes of pollution

Pollution is a human contribution to nature. Science has evolved technologies and technologies have helped the human welfare. In the process, the pollution has been a part of technology and therefore a part of human miseries

. Pollution is the addition to the ecosystem of something which has a detrimental effect on it. One of the most important causes of pollution is the high rate of energy usage by modern, growing populations.

Human activities mainly include:

  • Industries for various human needs - directly and indirectly
  • Agriculture for food production and industrial needs
  • Health care for health of human beings and animals
  • Transport for mobility of human beings
  • Dwelling for settlement in city or villages
  • Energy for various direct human needs and industrial needs

Pollution is the introduction of contaminants into an environment that causes instability, disorder, harm or discomfort to the ecosystem i.e. physical systems or living organisms. Pollution can take the form of chemical substances or energy, such as noise, heat, or light. Pollutants, the elements of pollution, can be foreign substances or energies, or naturally occurring; when naturally occurring, they are considered contaminants when they exceed natural levels. Pollution is often classed as point source or nonpoint source pollution. The act or process of polluting or the state of being polluted, especially the contamination of soil, water, or the atmosphere by the discharge of harmful substances.

In our next blog we shall learn about equilibrium constant

I hope the above explanation was useful.Keep reading and leave your comments.

No comments:

Post a Comment